63216396 has 24 divisors (see below), whose sum is σ = 163894640. Its totient is φ = 21072096.

The previous prime is 63216371. The next prime is 63216451. The reversal of 63216396 is 69361236.

63216396 is a `hidden beast` number, since 632 + 16 + 3 + 9 + 6 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 63216396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292561 + ... + 292776.

Almost surely, 2^63216396 is an apocalyptic number.

It is an amenable number.

63216396 is an abundant number, since it is smaller than the sum of its proper divisors (100678244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63216396 is a wasteful number, since it uses less digits than its factorization.

63216396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585350 (or 585342 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 63216396 is about 7950.8739142311. The cubic root of 63216396 is about 398.3607832642.

The spelling of 63216396 in words is "sixty-three million, two hundred sixteen thousand, three hundred ninety-six".